Home / 7,047.24-9,725.19-3,903.44

Finding the Fourth Proportional to 7,047.24, 9,725.19 and 3,903.44

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Solution

The fourth proportional to 7,047.24, 9,725.19 and 3,903.44 is: 5,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.24 : 9,725.19 = 3,903.44 : x
  2. Step 2: Convert to fraction form
    7,047.24/9,725.19 = 3,903.44/x
  3. Step 3: Cross multiply
    7,047.24x = 9,725.19 × 3,903.44
  4. Step 4: Simplify right side
    7,047.24x = 37,961,647.03
  5. Step 5: Solve for x
    x = 37,961,647.03/7,047.24
  6. Step 6: Final answer
    x = 5,386.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.